@article{EJDE_2008__2008__a61,
     author = {Xu, Fuyi and Chen, Zhenbo and Xu, Feng},
     title = {Multiple positive solutions for nonlinear second-order m-point boundary-value problems with sign changing nonlinearities},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2008},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2008__2008__a61/}
}